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Questions and Answers
What is the range of UV-visible spectroscopy?
What is the range of UV-visible spectroscopy?
- 300 nm to 600 nm
- 400 nm to 1000 nm
- 100 nm to 800 nm
- 200 nm to 800 nm (correct)
Which molecules can be analyzed using UV-visible spectroscopy?
Which molecules can be analyzed using UV-visible spectroscopy?
- Molecules with only aromatic conjugation
- Molecules with no conjugated double bonds
- Molecules with conjugated double bonds and aromatic conjugation (correct)
- Molecules with single bonds
What does Beer-Lambert's Law state?
What does Beer-Lambert's Law state?
- Absorbance is directly proportional to the product of concentration and path length (correct)
- Absorbance is directly proportional to concentration but independent of path length
- Absorbance is inversely proportional to concentration
- Absorbance is independent of concentration and path length
What are the common solvents used for preparing samples for UV-visible spectroscopy?
What are the common solvents used for preparing samples for UV-visible spectroscopy?
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What does the symbol ε represent in the Beer-Lambert's Law equation?
What does the symbol ε represent in the Beer-Lambert's Law equation?
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